1374563 has 4 divisors (see below), whose sum is σ = 1391208. Its totient is φ = 1357920.

The previous prime is 1374559. The next prime is 1374589. The reversal of 1374563 is 3654731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3654731 = 211 ⋅17321.

It is a cyclic number.

It is not a de Polignac number, because 1374563 - 2² = 1374559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8198 + ... + 8363.

It is an arithmetic number, because the mean of its divisors is an integer number (347802).

2^1374563 is an apocalyptic number.

1374563 is a deficient number, since it is larger than the sum of its proper divisors (16645).

1374563 is an equidigital number, since it uses as much as digits as its factorization.

1374563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16644.

The product of its digits is 7560, while the sum is 29.

The square root of 1374563 is about 1172.4175877221. The cubic root of 1374563 is about 111.1872229251.

The spelling of 1374563 in words is "one million, three hundred seventy-four thousand, five hundred sixty-three".